bichromate

Evaluation of Uncertainty in Measurement of Chemical Oxygen Demand by Bichromate Determination Method

重铬酸盐法测定水中化学需氧量的不确定度评定

Well , we 'll ship the bichromate in steel drums and the chromic anhydride in oil cans . the hypothetical acid ( H2Cr2O7 ) from which dichromates are derived ; known only in solution and in the form of dichromate salts .

嗯，我们会把重铬酸盐用钢桶装，而无水铬酸则用油罐装。一种假定的、能从中提取重铬酸盐的酸，已知仅存在于溶液中或以重铬酸盐的形式存在。

Observation of germicidal efficacy of compound potassium bichromate acid solution

重铬酸钾复合酸液杀菌作用观察

Determination of Phosphite Content in Zinc Phosphite by Potassium Bichromate Method

重铬酸钾法测定防锈颜料亚磷酸锌中的亚磷酸根

Determination of Organic Matter in Soil with the Method of Potassium Bichromate - dilution Heat Colorimetric

重铬酸钾稀释热比色法测定土壤有机质的研究

Objective To observe the germicidal efficacy of compound potassium bichromate acid solution and its influencing factors .

目的观察重铬酸钾复合酸液杀菌作用及其影响因素。

Study on the mechanism of the cathodic bichromate passivation on tinplate

电镀锡板重铬酸盐阴极钝化处理机理的研究

Technical Revamp on Handle of Mirabilite Deposits in the Production of Sodium Bichromate

红矾钠生产过程中除芒硝垢技术改进

Influence of Potassium Bichromate Concentration and Storage Time of Sample on Determination of Milk Fat by Milko-Scan

重铬酸钾浓度和样品贮存时间对Milkl-Scan测定乳脂肪的影响

Chromic Compound 's Cleaner Production & the New Process of Roasting Chromite without Calcium to Produce Sodium Bichromate

铬盐的清洁生产&无钙焙烧生产红钒钠新工艺

Refraction Microlens Array Made of Bichromate Gelatine by Enzyme Solution with Coding Gray tone Mask

编码灰阶掩模酶蚀明胶法制作折射微透镜阵列

Determination of gold in chloroauric acid by titration analysis with ferrous sulphate-potassium bichromate

硫酸亚铁-重铬酸钾滴定法测定氯金酸中的金

The difference did not change even under the action of sodium fluoride , potassium bichromate , mitomycin C and colchicine .

在氟化钠、重铬酸钾、丝裂霉素C和秋水仙素等四种环境诱变剂作用下，以上倾向没有变化；

A systematic study was conducted to oxidation-reduction reaction of many kinds of small molecule alcohol with bichromate . A detailed analysis was conducted to reaction process .

本文系统地研究了多种小分子醇与重铬酸盐之间的氧化-还原反应，对反应过程进行了认真的剖析；

The compound potassium bichromate and sulfuric acid solution with ORP attaining 1048 mV has strong killing effect on E. coli .

重铬酸钾与硫酸的复合溶液的ORP值达到1048mV，对大肠杆菌具有较强的杀灭作用。

The determination of gold in chloroauric acid by titration analysis with ferrous sulphate potassium bichromate and the conditions of chemical reaction are studied .

研究了用硫酸亚铁-重铬酸钾滴定分析法测定氯金酸中的金及其测定条件。

The Cr ~ ( 3 + ) standard solution is prepared from a potassium bichromate solution and the preparing procedure and the standard working curve are presented .

Cr3+标准溶液由重铬酸钾溶液制备，介绍了制备方法及标准曲线。

Traditional phosphating solutions usually contain sodium nitrite , potassium bichromate , sodium fluoride and nickel nitrate which are detrimental to human body and environment .

常规磷化液中通常含有亚硝酸钠、重铬酸钾、氟化钠或硝酸镍等对人体和环境有害的物质。

This paper discussed the optimal conditions for the determination of residual alcohol in the fermented mash for Chinese highly-flavored liquor , using potassium bichromate colorimetry .

研究了重铬酸钾比色法检测浓香型白酒发酵糟醅中残余酒精含量的最佳测定条件。

A kind of chromium gel system of retarded crosslinking made of partially hydrolyzed polyacrylamide ( HPAM ), sodium bichromate and organic reductant sulfocarbamide was investigated .

缓交联铬冻胶体系由部分水解聚丙烯酰胺、重铬酸钠与有机还原剂硫脲组成。

Results : The best combination of immersion in potassium bichromate solution for 1 h and exposure to 250 ℃ dry heat for 2 h had the best efficacy in removing endotoxin .

结果，以重铬酸钾洗液浸泡1h、250℃干热作用2h的最佳组合，去内毒素效果最好。

Ammonium bichromate ( dichromate ): Salt formed by neutralising chromic acid with ammonia . An orange color crystal that is soluble in water , insoluble in alcohol .

重铬酸铵：氨与铬酸中和所产生的盐。橙红色晶体。可溶于水，不溶于醇（酒精）。

A novel method to fabricate microlens array was proposed . The microlens array was made of bichromate gelatine , exposed by coding gray tone mask and developed by protein enzyme solution .

提出一种以重铬酸铵明胶作为记录材料，用编码灰阶掩模曝光，蛋白酶溶液作为显影剂制作折射型微透镜阵列的新方法。

METHODS : Modified of determined results of the modified potassium bichromate method with that of the ion-exchange resins method ( ch. P. Ed. 95 ), results show no different ( P > 0.05 ) .

方法：以中国药典（1995版）离子交换法做对照，用改进重铬酸钾法测定复方乳酸钠注射液中乳酸钠含量。结果：改进方法与药典法平行测定样品含量，二者显示无显著性差异。

Results Addition of neutralizer to the compound potassium bichromate acid solution with highest oxidation-reduction potential ( ORP ) and lowest pH value could obviously reduce ORP value and increase pH value of the solution .

结果重铬酸钾复合酸液的ORP值为最高、pH值最低，加入中和剂可明显降低溶液的ORP值和增加pH值。

Methods : Using unscheduled DNA synthesis ( UDS ) assay , the effects of 0.03g / ml , 0.015g/ml and 0.0075g/ml organic extracts of Hawthorn Fruit on UDS induced by potassium bichromate [ 0.31 μ g / ml ] chromium (ⅵ) in human peripheral blood lymphocytes were determined .

方法采用人外周血淋巴细胞程序外DNA合成（UDS）试验检测了0.03g、0.015g和0.0075gml山楂提取物对重铬酸钾（含Cr6+0.31μgml）所致淋巴细胞程序外DNA合成的影响。